Water curtain spray booth

The utility model discloses a water curtain spray booth which comprises a spray booth body, a steam-water separation chamber, a water curtain plate, an air cooler and an exhaust fan. The water curtainplate is mounted on the wall surface of the paint spraying chamber, a spray head is arranged above the water curtain plate, and a water storage tank is arranged below the water curtain plate; the steam-water separation chamber is arranged behind the wall surface of the paint spraying chamber and is communicated with the water storage tank, and an exhaust fan is mounted at the top of the steam-water separation chamber; an air supply outlet is formed in the top of an inlet of the paint spraying chamber, the air cooler is installed above the paint spraying chamber, and the output end of the aircooler is connected with the air supply outlet through a ventilation pipeline. By means of the arrangement, workers in the paint spray booth can go in and out conveniently, workpieces can be carried conveniently, a roller shut